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  3. Mineral Resource Data System (MRDS)

San Idlefonso

Past Producer in Santiago De Cuba, Cuba with commodity Manganese
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Mineral occurrence model information
  8. Host and associated rocks
  9. Nearby scientific data
  10. Ore body information
  11. Economic information about the deposit and operations
  12. Mining district
  13. Production statistics
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10061276
MRDS ID TC34136
Record type Site
Current site name San Idlefonso

Geographic coordinates

Geographic coordinates: -75.92609, 20.06504 (WGS84)
Location accuracy 10000(meters)
Relative position NEAR TOWN OF EL COBRE, 150 M FROM JUNCTION OF EL COBRE ROAD AND CARRETERA CENTRAL

Site location context

Political divisions (FIPS codes)

Santiago De Cuba(province)

Cuba(country)

North America(continent)

Land(continent)

Geographic areas

Country State
Cuba Santiago De Cuba

Comments on the location information

  • LOCATION FROM SANTOS ET AL (1988); WAS IN OLD PROVINCE OF ORIENTE

Commodities

Commodity Importance
Manganese Critical Primary

Materials information

Materials Type of material
Braunite Ore
Psilomelane Ore
Calcite Gangue

Mineral occurrence model information

Model code 99
USGS model code 24c.2
Deposit model name Volcanogenic Mn, Cuban

Host and associated rocks

  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Pyroclastic Rock > Tuff
    Rock unit name El Cobre Group
    Rock description El Cobre Group
    Stratigraphic age (youngest) Eocene

Nearby scientific data

(1) -75.92609, 20.06504
ListMap

Economic information

Ore body information

  • General form LENSES AND IRREGULAR BODIES IN TUFF, BEDS
    Strike E
    Dip 10-50N
    Thickness 0.6M
    Length 60M

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name El Cobre District

Production statistics

  • Year 1945
    Period 1942-1945
    Material ORE
    Description Cp_Grade: ^49% Mn
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Manganese Manganese 49wt-pct

Comments on the production information

  • FEW TONS SHIPPED IN 1917-1918, BULK OF SMALL PRODUCTION BEGAN IN 1941; MINE-ORE AVERAGES LESS THAN 30% MN, MUST BE SORTED TO REACH 40% GRADE.

Comments on the reserve resource information

  • RESERVES SMALL

Comments on the workings information

  • PITS, TRENCHES AND SHAFTS 6-9 M DEEP.

Reference information

Bibliographic references

  • Deposit

    SANTOS, E., PENALVER, L.L., KRIVTSOV, A.I., AND TIJOMIROV, V.A., EDS., 1988, MAPA DE YACIMIENTOS MINERALES METALICOS Y AGUAS MINERALES DE LA REPUBLICA DE CUBA: MINISTERIO DE LA INDUSTRIA BASICA, 1:500,000 SCALE, 5 SHEETS.

  • Deposit

    SIMONS, F.S., AND STRACZEK, J.A., 1958, GEOLOGY OF THE MANGANESE DEPOSITS OF CUBA: U.S. GEOLOGICAL SURVEY BULLETIN 1057.

  • Other Database

    CIMRI

  • Production

    SIMONS AND STRACZEK (1958)

General comments

Subject category Comment text
Deposit TWO ORE BEDS ABOUT 0.6 M THICK SEPARATED BY 1 M OF TUFF, FOUR ORE BODIES FOUND, THREE OTHERS ARE STRINGERS AND LENSES LESS THAN 0.4 M WIDE AND 3 M LONG.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1992 Page, Norman J. U.S. Geological Survey

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

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